7. Which of the following statement(s) about the Modern Periodic Table are correct?
(1) The elements in the Modern Periodic Table are arranged based on their decreasing atomic number.
(2) The elements in the Modern Periodic Table are arranged based on their increasing atomic masses.
(3) Isotopes of an element can be placed at the same position as the element in the Modern Periodic Table.
(4) The elements in the Modern Periodic Table are arranged based on their increasing atomic number.
(i) only
(iii) & (iv)
(i), (ii) and (iv)
(iv) only
Answers
Answered by
1
Answer:
3 and 4 are correct
Explanation:
Answered by
1
Answer:
iv)
Explanation:
the elements in the modern periodic table are arranged based on their increasing atormic numbe
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